#include <stdio.h>

int main(){

    printf("long long=%d\n", sizeof(long long));
    printf("long=%d\n", sizeof(long));
    printf("int=%d\n", sizeof(int));

    printf("float=%d\n", sizeof(float));
    printf("double=%d\n", sizeof(double));
    printf("long double=%d\n", sizeof(long double));

    printf("12.234=%d\n", sizeof(12.234));

    char t = 254;
    printf("%d\n", t);
    printf("%u", t);
    printf("%d\n", t * t);

    unsigned char ut = 255;
    printf("%d\n", ut);

    double min = 1e-12;
    printf("%.13f\n", min);



    return 0;
}